Author(s): Hong-Pu Yang, Guang-Xin Yu, Li-Tao Zhang, Tong Su and Hua-An Ji
Plaque-type Porokeratosis is a chronic, progressive disorder characterized by the formation of slightly atrophic patches surrounded by an elevated, warty horder. It has several clinical forms including a porokeratosis of Mibelli, giant porokeratosis, linear porokeratosis, disseminated superficial actinic porokeratosis, palmoplantar porokeratosis and punctate porokeratosis. We report here a case of giant plaque-type porokeratosis in a 57-year-old patient with disease during of 27 years.
